Amino Acid Analysis

Ultra-Sensitive Quantification of Recombinant Proteins using AAA-MS.- Absolute Quantitation of Proteins by Acid Hydrolysis Combined with Amino Acid Detection by Mass Spectrometry.- Amino Acid Analysis by Means of MALDI TOF Mass Spectrometry or MALDI TOF/TOF Tandem Mass Spectrometry.- Multiple Reaction Monitoring for the Accurate Quantification of Amino Acids: Using Hydroxyproline to Estimate Collagen Content.- Analysis of Hydroxyproline in Collagen Hydrolysates.- Quantification of Isotopologues of Amino Acids by Multiplexed Stable Isotope Resolved Metabolomics using Ultrahigh Resolution Mass Spectrometry Coupled with Direct Infusion.- Preparative HPLC Separation of Underivatized Amino Acids for Isotopic Analysis.- Quantitative Analysis of Underivatized Amino Acids by Liquid Chromatography-Tandem Mass Spectrometry.- Amino Acid Analysis by Hydrophilic Interaction Chromatography Coupled with Isotope Dilution Mass Spectrometry.- The EZ:Faast Family of Amino Acid Analysis Kits: Application of the GC-FID Kit for Rapid Determination of Plasma Tryptophan and other Amino Acids.- Analysis of Tryptophan and Its Metabolites by High-Performance Liquid Chromatography.- Isotope Dilution Liquid Chromatography-Tandem Mass Spectrometry for Quantitative Amino Acid Analysis.- Quantification of Underivatized Amino Acids on Dry Blood Spot, Plasma, and Urine by HPLC-ESI-MS/MS.- Amino Acid Analysis in Physiological Samples by GC-MS with Propylchloroformate Derivatization and iTRAQ-LC-MS/MS.- Combination of an AccQ·Tag-Ultra Performance Liquid Chromatographic Method with Tandem Mass Spectrometry for the Analysis of Amino Acids.- Methods for Absolute Quantification of Human Plasma Free Amino Acids by High–Performance Liquid Chromatography/Electrospray Ionization Mass Spectrometry using Precolumn Derivatization.- Analysis and Enantioseparation of Amino Acids by Liquid Chromatography.- Heptafluorobutyl Chloroformate-Based Sample Preparation Protocol for Chiral and Nonchiral Amino Acid Analysis by Gas Chromatography.- High-Throughput LC-MS/MS Method for Chiral Amino Acid Analysis without Derivatization.- A Universal HPLC-MS Method to Determine the Stereochemistry of Common and Unusual Amino Acids.- Chiral Analysis of Non-Protein Amino Acids by Capillary Electrophoresis.- Amino Acid Analysis via LC–MS Method after Derivatization with Quaternary Phosphonium.- Amino Acid Analysis by Capillary Electrophoresis-Mass Spectrometry.- Capillary Electrophoresis of Free Amino Acids in Physiological Fluids without Derivatization Employing Direct or Indirect Absorbance Detection.- New Advances in Amino Acid Profiling in Biological Samples by Capillary Electrophoresis-Mass Spectrometry.- Enhanced Separation Capability of Sequential Injection Chromatography for Fluorimetric Determination of Intracellular Dissolved Free Amino Acids in Marine Microalgae.- Sensitive and Selective Amino Acid Profiling of Minute Tissue Amounts by HPLC/Electrospray Negative Tandem Mass Spectrometry using 9-Fluorenylmethoxycarbonly (Fmoc-Cl) Derivatization.- Wheat Gluten Amino Acid Analysis by High-Performance Anion-Exchange Chromatography with Integrated Pulsed Amperometric Detection.- Analysis of Underivatized Amino Acids: Zwitterionic Hydrophilic Interaction Chromatography Combined with Triple Quadrupole Tandem Mass Spectrometry.- Direct Analysis of Underivatized Amino Acids in Plant Extracts by LC-MS-MS (Improved Method).- Optimal Conditions for the Direct RP-HPLC Determination of Underivatized Amino Acids with On-Line Multiple Detection.- Non-Marking Collection of Amino Acids from Fingerprints using Hydrogels.- Amino Acid Profiling from Fingerprints using Amide Stationary Phase UPLC-MS.